| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.examples.layoutexample; |
| |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| import org.eclipse.swt.events.*; |
| |
| import java.text.*; |
| import java.util.*; |
| |
| public class LayoutExample { |
| private static ResourceBundle resourceBundle = ResourceBundle.getBundle("examples_layout"); |
| private TabFolder tabFolder; |
| |
| /** |
| * Creates an instance of a LayoutExample embedded inside |
| * the supplied parent Composite. |
| * |
| * @param parent the container of the example |
| */ |
| public LayoutExample(Composite parent) { |
| tabFolder = new TabFolder (parent, SWT.NULL); |
| Tab [] tabs = new Tab [] { |
| new FillLayoutTab (this), |
| new RowLayoutTab (this), |
| new GridLayoutTab (this), |
| new FormLayoutTab (this), |
| }; |
| for (int i=0; i<tabs.length; i++) { |
| TabItem item = new TabItem (tabFolder, SWT.NULL); |
| item.setText (tabs [i].getTabText ()); |
| item.setControl (tabs [i].createTabFolderPage (tabFolder)); |
| } |
| } |
| |
| /** |
| * Grabs input focus. |
| */ |
| public void setFocus() { |
| tabFolder.setFocus(); |
| } |
| |
| /** |
| * Disposes of all resources associated with a particular |
| * instance of the LayoutExample. |
| */ |
| public void dispose() { |
| tabFolder = null; |
| } |
| |
| /** |
| * Invokes as a standalone program. |
| */ |
| public static void main(String[] args) { |
| final Display display = new Display(); |
| final Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| new LayoutExample(shell); |
| shell.setText(getResourceString("window.title")); |
| shell.addShellListener (new ShellAdapter () { |
| public void shellClosed(ShellEvent e) { |
| Shell [] shells = display.getShells(); |
| for (int i = 0; i < shells.length; i++) { |
| if (shells [i] != shell) shells [i].close (); |
| } |
| } |
| }); |
| shell.open(); |
| while (! shell.isDisposed()) { |
| if (! display.readAndDispatch()) display.sleep(); |
| } |
| } |
| |
| /** |
| * Gets a string from the resource bundle. |
| * We don't want to crash because of a missing String. |
| * Returns the key if not found. |
| */ |
| static String getResourceString(String key) { |
| try { |
| return resourceBundle.getString(key); |
| } catch (MissingResourceException e) { |
| return key; |
| } catch (NullPointerException e) { |
| return "!" + key + "!"; |
| } |
| } |
| |
| /** |
| * Gets a string from the resource bundle and binds it |
| * with the given arguments. If the key is not found, |
| * return the key. |
| */ |
| static String getResourceString(String key, Object[] args) { |
| try { |
| return MessageFormat.format(getResourceString(key), args); |
| } catch (MissingResourceException e) { |
| return key; |
| } catch (NullPointerException e) { |
| return "!" + key + "!"; |
| } |
| } |
| } |